Get 80% off at Restaurant.com with coupon code BONUS. Make sure there is no extra space before and after the code in order for it to work. Here is a screenshot for your reference. They sell many $25 gift certificates for $10 each. After 80% off, a $25 gift certificate can now be purchased for $2.00. There are also $10 certificates for some restaurants at just $4, making them $0.80 each after the same coupon code. Be sure to read the rules and fine print of the certificates as each restaurant is different.